Categories | Refractory Fire Brick |
---|---|
Place of Origin: | China |
Brand Name: | rongsheng |
Model Number: | hz |
Certification: | ISO 9001 |
Price: | 500-2000usd |
Packaging Details: | export standard package |
Delivery Time: | 25 days |
Payment Terms: | TT L/C |
Supply Ability: | 1000tons |
MOQ: | 10tons |
Good Creep Resistance Kiln Refractory Andalusite Brick As The Lining And Checker
Features
1. High cold crushing strength
2. High refractoriness under the load
3. Good creep resistance
Andalusute Brickhas high cold crushing strength,high refractoriness under load, high thermal stability,good creep resistance and thermal shock resistance,It is alternative product for high aluminum bricks, used in the professional of the key parts of the furnaces.
Applications
Andalusite bricks are mainly used in the cooling wall of blast
furnace, chemical and ceramic industry, the door of coke oven, or
as the lining and checker of hot blast furnaces.
Physical properties and chemical composition
Andalusite bricks
Product Index | HZ-55 | HZ-62 | HZ-65 | |
Chemical analysis | Al2O3% | ≥55 | ≥62 | ≥65 |
Fe2O3 % | ≤1.2 | ≤1.2 | ≤1.2 | |
Physical properties | Bulk density (g/cm3) | ≥2.45 | ≥2.5 | ≥2.5 |
Apparent porosity (%) | ≤17 | ≤17 | ≤17 | |
Cold crushing strength (Mpa) | ≥60 | ≥60 | ≥60 | |
Refractoriness under load(°C) | ≥1600 | ≥1650 | ≥1680 | |
Thermal shock resistance | Good | Better | Better | |
Thermal expansion coefficient(1000°C) | ≤ 0.55 | ≤ 0.55 | ≤ 0.55 | |
Creep resistance 20-50h,(%) | 1350°C <0.2 | 1400°C <0.2 | 1450°C <0.2 |